IT1086857B - Perfezionamento nei materiali in foglio retroriflettenti a struttura cellulare - Google Patents

Perfezionamento nei materiali in foglio retroriflettenti a struttura cellulare

Info

Publication number
IT1086857B
IT1086857B IT48070/77A IT4807077A IT1086857B IT 1086857 B IT1086857 B IT 1086857B IT 48070/77 A IT48070/77 A IT 48070/77A IT 4807077 A IT4807077 A IT 4807077A IT 1086857 B IT1086857 B IT 1086857B
Authority
IT
Italy
Prior art keywords
retro
improvement
sheet materials
reflective sheet
cellular structure
Prior art date
Application number
IT48070/77A
Other languages
English (en)
Italian (it)
Original Assignee
Minnesota Mining & Mfg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24640622&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1086857(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of IT1086857B publication Critical patent/IT1086857B/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface
    • G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Paints Or Removers (AREA)
  • Adhesives Or Adhesive Processes (AREA)
IT48070/77A 1976-02-17 1977-02-16 Perfezionamento nei materiali in foglio retroriflettenti a struttura cellulare IT1086857B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/658,284 US4025159A (en) 1976-02-17 1976-02-17 Cellular retroreflective sheeting

Publications (1)

Publication Number Publication Date
IT1086857B true IT1086857B (it) 1985-05-31

Family

ID=24640622

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48070/77A IT1086857B (it) 1976-02-17 1977-02-16 Perfezionamento nei materiali in foglio retroriflettenti a struttura cellulare

Country Status (10)

Country Link
US (1) US4025159A (pt)
JP (1) JPS52110592A (pt)
AT (1) AT376503B (pt)
CA (1) CA1064449A (pt)
CH (1) CH614544A5 (pt)
DE (1) DE2706589C2 (pt)
FR (1) FR2341872A1 (pt)
GB (1) GB1547043A (pt)
IT (1) IT1086857B (pt)
SE (1) SE433060C (pt)

Families Citing this family (342)

* Cited by examiner, † Cited by third party
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US4801193A (en) * 1988-03-04 1989-01-31 Reflexite Corporation Retroreflective sheet material and method of making same
US4952023A (en) * 1988-03-18 1990-08-28 Minnesota Mining And Manufacturing Company Internally illuminated retroreflective sign
US4943139A (en) * 1988-09-19 1990-07-24 Minnesota Mining And Manufacturing Company Spoked wheel reflector employing encapsulated retroreflective tubing
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CA2011740A1 (en) * 1989-04-07 1990-10-07 Glen Connell Microwave heatable materials
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US3681167A (en) * 1970-07-13 1972-08-01 Richard E Moore Method of making acrylic-polycarbonate laminate
JPS4828837A (pt) * 1971-08-17 1973-04-17
JPS5334637B2 (pt) * 1973-07-17 1978-09-21

Also Published As

Publication number Publication date
JPS6113561B2 (pt) 1986-04-14
FR2341872A1 (fr) 1977-09-16
SE7701587L (sv) 1977-08-18
AU2235077A (en) 1977-10-20
CA1064449A (en) 1979-10-16
SE433060C (sv) 1989-08-13
US4025159A (en) 1977-05-24
GB1547043A (en) 1979-06-06
CH614544A5 (pt) 1979-11-30
SE433060B (sv) 1984-05-07
ATA102477A (de) 1981-08-15
FR2341872B1 (pt) 1981-08-28
AT376503B (de) 1984-11-26
JPS52110592A (en) 1977-09-16
DE2706589A1 (de) 1977-08-25
DE2706589C2 (de) 1992-04-09

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